mirror of https://github.com/jackc/pgx.git
357 lines
9.3 KiB
Go
357 lines
9.3 KiB
Go
package pgtype_test
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import (
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"math"
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"reflect"
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"testing"
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"github.com/jackc/pgtype"
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"github.com/jackc/pgtype/testutil"
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)
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func TestInt4ArrayTranscode(t *testing.T) {
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testutil.TestSuccessfulTranscode(t, "int4[]", []interface{}{
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&pgtype.Int4Array{
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Elements: nil,
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Dimensions: nil,
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Valid: true,
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},
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&pgtype.Int4Array{
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Elements: []pgtype.Int4{
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{Int: 1, Valid: true},
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{},
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},
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Dimensions: []pgtype.ArrayDimension{{Length: 2, LowerBound: 1}},
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Valid: true,
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},
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&pgtype.Int4Array{},
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&pgtype.Int4Array{
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Elements: []pgtype.Int4{
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{Int: 1, Valid: true},
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{Int: 2, Valid: true},
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{Int: 3, Valid: true},
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{Int: 4, Valid: true},
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{},
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{Int: 6, Valid: true},
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},
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Dimensions: []pgtype.ArrayDimension{{Length: 3, LowerBound: 1}, {Length: 2, LowerBound: 1}},
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Valid: true,
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},
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&pgtype.Int4Array{
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Elements: []pgtype.Int4{
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{Int: 1, Valid: true},
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{Int: 2, Valid: true},
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{Int: 3, Valid: true},
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{Int: 4, Valid: true},
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},
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Dimensions: []pgtype.ArrayDimension{
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{Length: 2, LowerBound: 4},
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{Length: 2, LowerBound: 2},
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},
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Valid: true,
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},
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})
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}
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func TestInt4ArraySet(t *testing.T) {
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successfulTests := []struct {
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source interface{}
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result pgtype.Int4Array
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expectedError bool
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}{
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{
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source: []int64{1},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: []int32{1},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: []int16{1},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: []int{1},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: []int{1, math.MaxInt32 + 1, 2},
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expectedError: true,
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},
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{
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source: []uint64{1},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: []uint32{1},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: []uint16{1},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: (([]int32)(nil)),
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result: pgtype.Int4Array{},
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},
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{
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source: [][]int32{{1}, {2}},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}, {Int: 2, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: [][][][]int32{{{{1, 2, 3}}}, {{{4, 5, 6}}}},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{
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{Int: 1, Valid: true},
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{Int: 2, Valid: true},
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{Int: 3, Valid: true},
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{Int: 4, Valid: true},
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{Int: 5, Valid: true},
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{Int: 6, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Valid: true},
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},
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{
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source: [2][1]int32{{1}, {2}},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}, {Int: 2, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Valid: true},
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},
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{
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source: [2][1][1][3]int32{{{{1, 2, 3}}}, {{{4, 5, 6}}}},
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result: pgtype.Int4Array{
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Elements: []pgtype.Int4{
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{Int: 1, Valid: true},
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{Int: 2, Valid: true},
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{Int: 3, Valid: true},
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{Int: 4, Valid: true},
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{Int: 5, Valid: true},
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{Int: 6, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Valid: true},
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},
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}
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for i, tt := range successfulTests {
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var r pgtype.Int4Array
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err := r.Set(tt.source)
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if err != nil {
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if tt.expectedError {
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continue
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}
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t.Errorf("%d: %v", i, err)
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}
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if tt.expectedError {
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t.Errorf("%d: an error was expected, %v", i, tt)
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continue
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}
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if !reflect.DeepEqual(r, tt.result) {
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t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
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}
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}
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}
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func TestInt4ArrayAssignTo(t *testing.T) {
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var int32Slice []int32
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var uint32Slice []uint32
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var namedInt32Slice _int32Slice
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var int32SliceDim2 [][]int32
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var int32SliceDim4 [][][][]int32
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var int32ArrayDim2 [2][1]int32
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var int32ArrayDim4 [2][1][1][3]int32
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simpleTests := []struct {
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src pgtype.Int4Array
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dst interface{}
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expected interface{}
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}{
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true,
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},
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dst: &int32Slice,
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expected: []int32{1},
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true,
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},
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dst: &uint32Slice,
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expected: []uint32{1},
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true,
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},
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dst: &namedInt32Slice,
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expected: _int32Slice{1},
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},
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{
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src: pgtype.Int4Array{},
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dst: &int32Slice,
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expected: (([]int32)(nil)),
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},
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{
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src: pgtype.Int4Array{Valid: true},
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dst: &int32Slice,
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expected: []int32{},
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}, {Int: 2, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Valid: true},
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expected: [][]int32{{1}, {2}},
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dst: &int32SliceDim2,
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{
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{Int: 1, Valid: true},
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{Int: 2, Valid: true},
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{Int: 3, Valid: true},
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{Int: 4, Valid: true},
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{Int: 5, Valid: true},
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{Int: 6, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Valid: true},
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expected: [][][][]int32{{{{1, 2, 3}}}, {{{4, 5, 6}}}},
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dst: &int32SliceDim4,
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}, {Int: 2, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Valid: true},
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expected: [2][1]int32{{1}, {2}},
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dst: &int32ArrayDim2,
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{
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{Int: 1, Valid: true},
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{Int: 2, Valid: true},
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{Int: 3, Valid: true},
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{Int: 4, Valid: true},
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{Int: 5, Valid: true},
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{Int: 6, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Valid: true},
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expected: [2][1][1][3]int32{{{{1, 2, 3}}}, {{{4, 5, 6}}}},
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dst: &int32ArrayDim4,
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},
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}
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for i, tt := range simpleTests {
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err := tt.src.AssignTo(tt.dst)
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if err != nil {
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t.Errorf("%d: %v", i, err)
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}
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if dst := reflect.ValueOf(tt.dst).Elem().Interface(); !reflect.DeepEqual(dst, tt.expected) {
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t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
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}
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}
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errorTests := []struct {
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src pgtype.Int4Array
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dst interface{}
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}{
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true,
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},
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dst: &int32Slice,
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: -1, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Valid: true,
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},
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dst: &uint32Slice,
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}, {Int: 2, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}, {LowerBound: 1, Length: 2}},
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Valid: true},
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dst: &int32ArrayDim2,
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}, {Int: 2, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}, {LowerBound: 1, Length: 2}},
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Valid: true},
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dst: &int32Slice,
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},
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{
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src: pgtype.Int4Array{
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Elements: []pgtype.Int4{{Int: 1, Valid: true}, {Int: 2, Valid: true}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Valid: true},
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dst: &int32ArrayDim4,
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},
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}
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for i, tt := range errorTests {
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err := tt.src.AssignTo(tt.dst)
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if err == nil {
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t.Errorf("%d: expected error but none was returned (%v -> %v)", i, tt.src, tt.dst)
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}
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}
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}
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